19311860

素因数分解:

$2^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1697}}^1$

素因数の和:2275

約数の個数: 24

約数和(自身を含む): 40650120

約数和(自身を除く): 21338260

約数列:

[1, 2, 4, 5, 10, 20, 569, 1138, 1697, 2276, 2845, 3394, 5690, 6788, 8485, 11380, 16970, 33940, 965593, 1931186, 3862372, 4827965, 9655930, 19311860]

約数ペア:

[(1, 19311860), (2, 9655930), (4, 4827965), (5, 3862372), (10, 1931186), (20, 965593), (569, 33940), (1138, 16970), (1697, 11380), (2276, 8485), (2845, 6788), (3394, 5690)]